Question

a) 19-1-2 – (1 – 5)]) – [4 – (5 – 4) + (-5)
b) 6 - [4 – 3(4 – 2)] – {7 – 5[4 – 2(7 - 11​

Answer 1

Respuesta:

a. 19-1-2-(1 – 5)-[4-(5-4)+(-5)]

-16-(-4)-[4-1-5]

-16+4-[2]

-12-2

-14

b. 6-[4–3(4 – 2)]–{7 – 5(4 – 2)(7 - 11)]

6-[1+2]-[2(2)(-4)]

6-[3]-[4-4]

6-3-4+4

3